Obtained 24 stack frames.
/usr/games/crawl-0.14(_Z17write_stack_traceP8_IO_FILEi+0x23) [0x5f7a53]: write_stack_trace(_IO_FILE*, int)
/usr/games/crawl-0.14(_Z20crash_signal_handleri+0x174) [0x5f7dc4]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7fd74c07d4f0]: 
/lib/x86_64-linux-gnu/libpthread.so.0(raise+0x2b) [0x7fd74c3e3efb]: 
/usr/games/crawl-0.14() [0x5fd904]
/usr/games/crawl-0.14() [0x5fdb6a]
/usr/games/crawl-0.14() [0x5e0836]
/usr/games/crawl-0.14(_Z11real_colourjRK9coord_def+0x22) [0x5e08f2]: real_colour(unsigned int, coord_def const&)
/usr/games/crawl-0.14(_Z14get_cell_glyphRK9coord_defbi+0x15b) [0x9602fb]: get_cell_glyph(coord_def const&, bool, int)
/usr/games/crawl-0.14(_Z10screenshotv+0x16a) [0xa36dca]: screenshot()
/usr/games/crawl-0.14(_Z13do_crash_dumpv+0x1e31) [0x5ffbc1]: do_crash_dump()
/usr/games/crawl-0.14(_Z20crash_signal_handleri+0x74) [0x5f7cc4]: crash_signal_handler(int)
/lib/x86_64-linux-gnu/libc.so.6(+0x324f0) [0x7fd74c07d4f0]: 
/lib/x86_64-linux-gnu/libc.so.6(__write+0x10) [0x7fd74c119af0]: 
/lib/x86_64-linux-gnu/libc.so.6(_IO_file_write+0x43) [0x7fd74c0bde53]: 
/lib/x86_64-linux-gnu/libc.so.6(+0x72aca) [0x7fd74c0bdaca]: 
/lib/x86_64-linux-gnu/libc.so.6(_IO_file_xsputn+0x1fe) [0x7fd74c0bddbe]: 
/lib/x86_64-linux-gnu/libc.so.6(fputs+0x9c) [0x7fd74c0b3a0c]: 
/usr/games/crawl-0.14(_Z3endibPKcz+0x20b) [0x9e736b]: end(int, bool, char const*, ...)
/usr/games/crawl-0.14(_Z9save_gamebPKc+0x1b5) [0x6a2de5]: save_game(bool, char const*)
/usr/games/crawl-0.14() [0x7b77bd]
/usr/games/crawl-0.14(main+0x5cd) [0x4fc21d]: 
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd) [0x7fd74c069ead]: 
/usr/games/crawl-0.14() [0x5703b9]